On Mon, 03 Sep 2012 23:47:57 +0200, Tobie Langel <tobie.langel@gmail.com> wrote: > I apologize in advance, as this is slightly off-topic. I've been > unsuccessfully looking for info on how Canvas hardware acceleration > actually works and haven't found much. > > Would anyone have pointers? > > Thanks. > > --tobie I think that varies a lot between the vendors and I haven't seen any externally available documentation on the topic. In general, images are drawn as textured quads, paths are triangulated and drawn as as tristrips. Some level of caching are performed to reduce draw calls and improve performance. Some hard to do things (on hardware) make use of stencil buffers and multipass rendering. I think that's as specific info you'll get. If you're really interested, run your favourite browser through PIX http://en.wikipedia.org/wiki/PIX_(Microsoft) -- Erik Möller Core Gfx Lead Opera Software twitter.com/erikjmollerReceived on Tuesday, 4 September 2012 09:32:29 UTC
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